391237042

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{458123}}^1$

素因数の和:458193

約数の個数: 16

約数和(自身を含む): 681688512

約数和(自身を除く): 290451470

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 458123, 916246, 3206861, 6413722, 27945503, 55891006, 195618521, 391237042]

約数ペア:

[(1, 391237042), (2, 195618521), (7, 55891006), (14, 27945503), (61, 6413722), (122, 3206861), (427, 916246), (854, 458123)]